package com.jin.gulimall.ware.config;

import com.rabbitmq.client.AMQP;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

@Configuration
public class RabbitConfig {

//    @RabbitListener(queues = "stock.release.stock.queue")
//    public void handle(Message message){
//
//    }

    @Bean
    public MessageConverter messageConverter() {
        return new Jackson2JsonMessageConverter();
    }

    @Bean
    public Queue stockReleaseStockQueue(){
        Queue queue = new Queue("stock.release.stock.queue", true, false, false);
        return queue;
    }

    /**
     * x-dead-letter-exchange: stock-event-exchange
     * x-dead-letter-routing-key: order.release.order
     * x-message-ttl: 60000
     * @return
     */
    @Bean
    public Queue stockDelayQueue(){
        Map<String, Object> args = new HashMap<>();
        args.put("x-dead-letter-exchange", "stock-event-exchange");
        args.put("x-dead-letter-routing-key", "stock.release");
        args.put("x-message-ttl", 120000);
        Queue queue = new Queue("stock.delay.queue", true, false, false, args);
        return queue;
    }

    @Bean
    public Exchange stockEventExchange(){
        TopicExchange exchange = new TopicExchange("stock-event-exchange", true, false);
        return exchange;
    }

    @Bean
    public Binding stockLocked(){
        //String destination, DestinationType destinationType,
        // String exchange, String routingKey,
        //			Map<String, Object> arguments
        Binding binding = new Binding("stock.delay.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.locked",
                null);
        return binding;
    }

    @Bean
    public Binding stockRelease(){
        Binding binding = new Binding("stock.release.stock.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.release.#",
                null);
        return binding;
    }
}
